/Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/ISpatialAcceleration.h
namespace Chaos { template<typename TKey, typename TValue> [FChaosArchive](API\Runtime\Chaos\Chaos\FChaosArchive) & Chaos::operator<< ( [FChaosArchive](API\Runtime\Chaos\Chaos\FChaosArchive) & Ar, [TArrayAsMap](API\Runtime\Chaos\Chaos\TArrayAsMap)< TKey, TValue > & Map ) }